Numbers k that divide (sum of proper divisors of k + product of proper divisors of k).
A089748
Numbers k that divide (sum of proper divisors of k + product of proper divisors of k).
Terms
- a(0) =2a(1) =6a(2) =28a(3) =120a(4) =496a(5) =672a(6) =8128a(7) =30240a(8) =32760a(9) =523776a(10) =2178540a(11) =23569920a(12) =33550336a(13) =45532800a(14) =142990848a(15) =459818240
External references
- oeis: A089748